Ellen Clegg, LMHC
NPI 1437896529 · Mental Health Counselor · Boston, MA
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellen Clegg, LMHC is a Mental Health Counselor provider in Boston, MA (NPI 1437896529).
Provider details
- NPI number
- 1437896529
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Community Health Worker172V00000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-05-19
- Last updated
- 2025-12-24
- Certified
- 2025-12-24
Frequently asked questions
- What is Ellen Clegg's NPI number?
- Ellen Clegg's National Provider Identifier (NPI) is 1437896529, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Clegg's specialty?
- Ellen Clegg is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Ellen Clegg located?
- Ellen Clegg's practice location on file with NPPES is 225 Friend St Ste 800, Boston, MA 02114-1834.
- What is Ellen Clegg's phone number?
- The practice phone number listed in the NPPES registry for Ellen Clegg is (781) 551-0999.
- Does Ellen Clegg accept Medicare?
- Ellen Clegg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ellen Clegg's NPI active?
- Yes — Ellen Clegg's NPI (1437896529) is active in the NPPES registry as of the last update on 2025-12-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.